I applied through a recruiter. The process took 4 days. I interviewed at Tata Consultancy Services in Mar 2026
Interview
they took 2 rounds for java developer role Lateral hire.as i am 4 years experienced.
first round was conceptual.second round was hands on .the interview process took 4 days.it was smoot.
Interview questions [1]
Question 1
i was asked about fault tolerance patterns and design a custom circuit breaker.they asked about process latge files efficiently .covered multi threading in detail.and streams.
2 nd round was virtual hands on .producer-consumer,basic fetch data with caching
Prepare for TCS interview with basic machine learning questions covering supervised learning, regression, classification, clustering, model evaluation, overfitting, and be ready to explain previous projects, datasets and outcomes clearly briefly
I had 2-3 phone interviews with hiring manager and team members. It was pretty decent. Asked about solarwinds tool and how a few stuff works in the software. What I exactly did at my previous company.
Two rounds will be there
Technical round
Manager round
Both rounds happened on same day
So the process is one day only.
I got offer on same day.
8 to 10 technical questions and only one question in mg round
Interview questions [1]
Question 1
What is fork join?
What us configure and configure services?